JULY 19
- India reports a record 93% DPT3 immunisation coverage in 2022: WHO: The Hindu –
Page 12
Why is it in news?
The coverage rate for DPT3, the third dose of diphtheria, pertussis and
tetanus vaccines, in India rose to an all¬-time of 93% in 2022, surpassing
the previous pre¬-pandemic best of 91% recorded in 2019, and also
marking a sharp increase from the 85% recorded in 2021, the World Health
Organization (WHO) has said.
UPSC SYLLABUS
RELEVANCE for
prelims and Mains
Prelims: General Science
Mains: General Studies II – Issues relating to development and management of Social Sector/Services relating to Health, Education, Human Resources.
Important concepts
DPT
Prelims PYQ Exercise-Find answer:
Q. ‘Mission Indradhanush’ launched by the Government of India pertains to (2016)
(a) immunization of children and pregnant women
(b) construction of smart cities across the country
(c) India’s own search for the Earth-like planets in outer space
(d) New Educational Policy
Today’s prelims practice question:
Q. Consider the following statements:
1. Tetanus is acquired through infection of a cut or wound with the spores of the fungi
Clostridium tetani.
2. Pertussis spreads easily from person to person mainly through droplets produced by
coughing or sneezing.
Which among the statements mentioned above is/are correct?
A. 1 only
B. 2 only
C. Both 1 and 2
D. Neither 1 nor 2
Correct answer: B
Explanation: Tetanus is acquired through infection of a cut or wound with the spores of the bacterium Clostridium tetani, and most cases occur within 14 days of infection. Pertussis spreads easily from person to person mainly through droplets produced by coughing or sneezing.
DETAILED EXPLANATION OF IMPORTANT CONCEPTS
What is Diphtheria, Tetanus, and Pertussis (DPT)?
Diphtheria:
- Cause – Diphtheria is primarily caused by the bacterium Corynebacterium diphtheriae.
- Symptoms – Common cold, fever, chills, swollen gland in neck, sore throat, bluish skin etc.
- Spread – It is mainly spread by coughs and sneezes, or through close contact with someone
infected. - Target Population – Diphtheria particularly affects children aged 1 to 5 years.
- Occurrence of diphtheria cases in under-five children reflects low coverage of primary
diphtheria vaccination.
Tetanus:
- Cause – Tetanus is acquired through infection of a cut or wound with the spores of the bacterium Clostridium tetani, and most cases occur within 14 days of infection.
- Transmission – Tetanus cannot be transmitted from person to person
- Prevention – Tetanus can be prevented through immunization with Tetanus-ToxoidContaining Vaccines (TTCV).
- However, people who recover from tetanus do not have natural immunity and can be infected again.
- Symptoms – Jaw cramping or the inability to open the mouth. muscle spasms often in the back, abdomen and extremities. sudden painful muscle spasms often triggered by sudden noises. Seizures.
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